WZ

William J. Zehr

TP The Protectoseal: 1 patents #1 of 3Top 35%
📍 Des Plaines, IL: #13 of 49 inventorsTop 30%
🗺 Illinois: #1,118 of 4,656 inventorsTop 25%
Overall (1997): #58,596 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5660204 Tank blanketing valve Thomas C. Piotrowski, Scott R. Diaz 1997-08-26